{"id":9644,"date":"2021-01-29T16:27:28","date_gmt":"2021-01-29T13:27:28","guid":{"rendered":"https:\/\/unihost.com\/help\/?p=9644"},"modified":"2023-01-19T14:00:05","modified_gmt":"2023-01-19T11:00:05","slug":"how-to-install-efa-email-filter","status":"publish","type":"post","link":"https:\/\/unihost.com\/help\/how-to-install-efa-email-filter\/","title":{"rendered":"How to install eFa Email Filter"},"content":{"rendered":"<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">In this guide, I will show you how to install\u00a0 \u21161 OpenSource Spamfilter on your server.<\/span><br \/>\n<span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><!--more--><\/span><\/p>\n<h2 style=\"text-align: center;\"><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">System requirements<\/span><\/h2>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">The minimum requirements to install eFa are:<\/span><\/p>\n<ul>\n<li><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">CentOS 7 or 8 (minimal install preferred)<\/span><\/li>\n<li><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">2 CPU\u2019s<\/span><\/li>\n<li><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">100GB of hard-drive space (SSD highly preferred)<\/span><\/li>\n<li><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">8GB memory (dedicated)<\/span><\/li>\n<\/ul>\n<h2 style=\"text-align: center;\"><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">Installation<\/span><\/h2>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">eFa can be installed with just a single command, make sure you are logged in as root and you have a clean CentOS installation to start with. Then just run the following command:<\/span><\/p>\n<pre><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">curl -sSL https:\/\/install.efa-project.org | bash<\/span><\/pre>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">This will download all required eFa packages from one of the mirrors and installs eFa on your system, depending on the speed of your system installation can take between 10 to 30 minutes, after a reboot you are good to go.<\/span><\/p>\n<h2 style=\"text-align: center;\"><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">Configuration<\/span><\/h2>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">When booting up the system for the first time you will be presented with a login screen on the console.<\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9645 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_Y4ewuggQ_DM_290121.png\" alt=\"Configuration Efa\" width=\"753\" height=\"353\" \/ title=\"How to install eFa Email Filter - Image 1\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">Hit [Y] and press [Enter] key to continue.<\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9683 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_aAm8BxII_DM_290121.png\" alt=\"Configuration EFA\" width=\"746\" height=\"356\" \/ title=\"How to install eFa Email Filter - Image 2\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9681 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_8l3_FMqK_DM_290121.png\" alt=\"Configuration EFA\" width=\"752\" height=\"353\" \/ title=\"How to install eFa Email Filter - Image 3\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9687 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_z1siECTs_DM_290121.png\" alt=\"Configuration EFA\" width=\"745\" height=\"338\" \/ title=\"How to install eFa Email Filter - Image 4\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9669 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_cqV7yRUR_DM_290121.png\" alt=\"\u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0430 efa\" width=\"749\" height=\"358\" \/ title=\"How to install eFa Email Filter - Image 5\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9667 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_DmnxcGsN_DM_290121.png\" alt=\"Configuration EFA\" width=\"753\" height=\"355\" \/ title=\"How to install eFa Email Filter - Image 6\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9665 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_LCiyL-hl_DM_290121.png\" alt=\"Configuration EFA\" width=\"745\" height=\"356\" \/ title=\"How to install eFa Email Filter - Image 7\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9663 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121__OY-6WTK_DM_290121.png\" alt=\"Configuration EFA\" width=\"747\" height=\"353\" \/ title=\"How to install eFa Email Filter - Image 8\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9661 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_fkT0Q_zK_DM_290121.png\" alt=\"Configuration EFA\" width=\"748\" height=\"353\" \/ title=\"How to install eFa Email Filter - Image 9\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9659 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_mngXOQ9s_DM_290121.png\" alt=\"Configuration EFA\" width=\"753\" height=\"354\" \/ title=\"How to install eFa Email Filter - Image 10\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9657 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_s3QqtOIV_DM_290121.png\" alt=\"Configuration EFA\" width=\"753\" height=\"360\" \/ title=\"How to install eFa Email Filter - Image 11\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9655 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_TffrF6Nb_DM_290121.png\" alt=\"Configuration EFA\" width=\"750\" height=\"353\" \/ title=\"How to install eFa Email Filter - Image 12\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9653 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_lPnWoAo4_DM_290121.png\" alt=\"Configuration EFA\" width=\"749\" height=\"355\" \/ title=\"How to install eFa Email Filter - Image 13\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9651 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_3-Dd45OG_DM_290121.png\" alt=\"Configuration EFA\" width=\"751\" height=\"356\" \/ title=\"How to install eFa Email Filter - Image 14\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9649 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_ivsWZ3Mn_DM_290121.png\" alt=\"Configuration EFA\" width=\"754\" height=\"352\" \/ title=\"How to install eFa Email Filter - Image 15\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">If all settings are correct type [OK] to start the configuration.<\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9689 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_PYGMXDJ__DM_290121.png\" alt=\"Configuration EFA\" width=\"736\" height=\"575\" \/ title=\"How to install eFa Email Filter - Image 16\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">When the configuration is finished the system will reboot and will be ready to go.\u00a0<\/span><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">When you logon using SSH with the user you created during the initial setup you will be presented with EFA-Configure, a menu-driven shell that makes it easier to do common tasks.<\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9691 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_9DUBERB6_DM_290121.png\" alt=\"Configuration EFA\" width=\"737\" height=\"357\" \/ title=\"How to install eFa Email Filter - Image 17\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">The web interface (MailWatch)\u00a0<\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9693 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_Lvhcci3T_DM_290121.png\" alt=\"web interface (MailWatch)\u00a0\" width=\"683\" height=\"485\" \/ title=\"How to install eFa Email Filter - Image 18\"><\/span><\/p>\n<h2 style=\"text-align: center;\"><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">Post configuration<\/span><\/h2>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">Open postfix configuration file.<\/span><\/p>\n<pre><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">nano \/etc\/postfix\/main.cf<\/span><\/pre>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">mynetworks &#8211; add trusted IP adresses.<\/span><br \/>\n<span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">smtpd_delay_reject = no<\/span><\/p>\n<pre><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">nano \/etc\/postfix\/master.cf<\/span><\/pre>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">Find a row\u00a0<\/span><\/p>\n<pre><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">smtp\u00a0 \u00a0 \u00a0 inet\u00a0 n\u00a0 \u00a0 \u00a0 \u00a0-\u00a0 \u00a0 \u00a0 \u00a0n\u00a0 \u00a0 \u00a0 \u00a0-\u00a0 \u00a0 \u00a0 \u00a0-\u00a0 \u00a0 \u00a0 \u00a0smtpd<\/span><\/pre>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">And change smtp to a custom port, like in example.<\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-9695 size-full\" src=\"https:\/\/unihost.com\/help\/minio.php?DM_290121_eHbvbZq4_DM_290121.png\" alt=\"smtp\" width=\"634\" height=\"140\" \/ title=\"How to install eFa Email Filter - Image 19\"><\/span><\/p>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">Don&#8217;t forget to open the port if you using a custom one.<\/span><\/p>\n<pre><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">iptables -I INPUT -p tcp --dport 2525 -j ACCEPT<\/span>\n<span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">iptables-save &gt; \/etc\/sysconfig\/iptables<\/span><\/pre>\n<pre><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">nano \/etc\/postfix\/recipient_access<\/span><\/pre>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">Add the next:<\/span><\/p>\n<pre><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">you@example.com\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 REJECT<\/span>\n<span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">fail2ban@example.com\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 REJECT<\/span>\n<span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">root@localhost.localdomain\u00a0\u00a0\u00a0\u00a0\u00a0 REJECT<\/span><\/pre>\n<pre><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">nano \/etc\/postfix\/sender_access<\/span><\/pre>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">Add the same<\/span><\/p>\n<pre><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">you@example.com\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 REJECT<\/span>\n<span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">fail2ban@example.com\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 REJECT<\/span>\n<span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">root@localhost.localdomain\u00a0\u00a0\u00a0\u00a0 REJECT<\/span><\/pre>\n<pre><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">nano \/etc\/MailScanner\/MailScanner.conf<\/span><\/pre>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">Comment the next rows:<\/span><\/p>\n<pre><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">#Inline HTML Signature = %rules-dir%\/sig.html.rules<\/span>\n<span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">#Inline Text Signature = %rules-dir%\/sig.text.rules<\/span><\/pre>\n<pre><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">nano \/var\/www\/html\/mailscanner\/conf.php<\/span><\/pre>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">Increase session timeout from 10 minutes to one day.<\/span><\/p>\n<pre><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">define('SESSION_TIMEOUT', 86400);<\/span><\/pre>\n<p><span style=\"font-family: Ubuntu, sans-serif; font-size: 12pt;\">Post configuration is completed, now you should reboot the server and do the tests.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>In this guide, I will show you how to install\u00a0 \u21161 OpenSource Spamfilter on your server.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[158],"tags":[],"class_list":["post-9644","post","type-post","status-publish","format-standard","hentry","category-dedicated-servers"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to install eFa Email Filter - Unihost.FAQ<\/title>\n<meta name=\"description\" content=\"In this a step by step tutorial I will show you how to install\u00a0 \u21161 OpenSource Spamfilter on your server. - Unihost.FAQ\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/unihost.com\/help\/how-to-install-efa-email-filter\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to install eFa Email Filter - Unihost.FAQ\" \/>\n<meta property=\"og:description\" content=\"In this a step by step tutorial I will show you how to install\u00a0 \u21161 OpenSource Spamfilter on your server. - Unihost.FAQ\" \/>\n<meta property=\"og:url\" content=\"https:\/\/unihost.com\/help\/how-to-install-efa-email-filter\/\" \/>\n<meta property=\"og:site_name\" content=\"Unihost.FAQ\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/unihost\/\" \/>\n<meta property=\"article:published_time\" content=\"2021-01-29T13:27:28+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-01-19T11:00:05+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/unihost.com\/help\/wp-content\/uploads\/DM_290121_Y4ewuggQ_DM_290121.png\" \/>\n<meta name=\"author\" content=\"Unihost Support\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@unihost\" \/>\n<meta name=\"twitter:site\" content=\"@unihost\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Unihost Support\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/unihost.com\/help\/how-to-install-efa-email-filter\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/unihost.com\/help\/how-to-install-efa-email-filter\/\"},\"author\":{\"name\":\"Unihost Support\",\"@id\":\"https:\/\/unihost.com\/help\/#\/schema\/person\/bb5ae95f38577c920e6a7507888b715a\"},\"headline\":\"How to install eFa Email Filter\",\"datePublished\":\"2021-01-29T13:27:28+00:00\",\"dateModified\":\"2023-01-19T11:00:05+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/unihost.com\/help\/how-to-install-efa-email-filter\/\"},\"wordCount\":284,\"publisher\":{\"@id\":\"https:\/\/unihost.com\/help\/#organization\"},\"image\":{\"@id\":\"https:\/\/unihost.com\/help\/how-to-install-efa-email-filter\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/unihost.com\/help\/wp-content\/uploads\/DM_290121_Y4ewuggQ_DM_290121.png\",\"articleSection\":[\"02. 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